package com.sky.controller.admin;

import com.sky.dto.DishDTO;
import com.sky.dto.DishPageQueryDTO;
import com.sky.entity.Dish;
import com.sky.result.PageResult;
import com.sky.result.Result;
import com.sky.service.DishService;
import com.sky.vo.DishVO;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import lombok.extern.slf4j.Slf4j;
import org.apache.ibatis.annotations.Delete;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.web.bind.annotation.*;

import java.util.List;
import java.util.Set;

/**
 * @author 唐佳辉
 * @version 1.0
 * @description TODO
 * @date 2024/5/12 下午6:24
 */
@RestController
@RequestMapping("/admin/dish")
@Api(tags = "菜品管理")
@Slf4j
public class DishController {
    @Autowired
    private DishService dishService;

    @Autowired
    private RedisTemplate redisTemplate;

    @PostMapping
    @ApiOperation("新增菜品")
    public Result save(@RequestBody DishDTO dishDTO) {
        dishService.saveWithFlavor(dishDTO);
        clearCache("dish_"+dishDTO.getCategoryId());

        return Result.success();
    }

    @GetMapping("/page")
    @ApiOperation("菜品分页查询")
    public Result<PageResult> page(DishPageQueryDTO dishPageQueryDTO) {

        PageResult pageResult=dishService.pageQuery(dishPageQueryDTO);

        return Result.success(pageResult);
    }

    /**
     * 批量删除菜品
     * @param ids 需要删除的菜品id 此处比较特殊，前端传递的是一个字符串，所以用@RequestParam注解 通过mvc框架将字符串转换为list
     * @return 接口返回值
     */
    @DeleteMapping
    @ApiOperation("批量删除菜品")
    public Result delete(@RequestParam("ids")List<Long> ids) {
        log.info("批量删除菜品，ids:{}",ids);
        dishService.deleteBatch(ids);
        clearCache("dish_*");

        return Result.success();
    }


    /**
     * 根据id查询菜品
     * @param id 菜品id
     * @return 接口返回值
     */
    @GetMapping("/{id}")
    @ApiOperation("根据id查询菜品")
    public Result<DishVO> getById(@PathVariable("id") Long id) {
        log.info("根据id查询菜品，id:{}",id);
        DishVO dishVO = dishService.getByIdWithFlavor(id);
        return Result.success(dishVO);
    }

    @PutMapping
    @ApiOperation("修改菜品")
    public Result update(@RequestBody DishDTO dishDTO) {
        log.info("修改菜品，dishDTO:{}",dishDTO);
        dishService.updateWithFlavor(dishDTO);
        clearCache("dish_*");
        return Result.success();
    }

    @PostMapping("/status/{status}")
    @ApiOperation("修改菜品状态")
    public Result startOrStop(@PathVariable("status") Integer status, Long id) {
        log.info("修改菜品状态，status:{},id:{}",status,id);
        dishService.startOrStop(status,id);
        clearCache("dish_*");
        return Result.success();
    }

    @GetMapping("/list")
    @ApiOperation("根据分类id查询菜品")
    public Result<List<Dish>> list(Long categoryId){
        List<Dish> list = dishService.list(categoryId);
        return Result.success(list);
    }


    private void clearCache(String pattern) {
        Set keys = redisTemplate.keys(pattern);
        redisTemplate.delete(keys);
    }
}
